根据工程实际的需要，层状岩石结构中的每一层岩石，均可视为均质、各向同性的弹性体。
Based on the actual needs of the engineering, every stratum of layered rock structure can be regarded as the homogeneous and isotropic elastic body.
在最后一层白垩纪岩石和第一层新生代岩石之间，常常有一层薄薄的粘土。
Between the last layer of Cretaceous rock and the first layer of Cenozoic rock, there is often a thin layer of clay.
存在于两个相连地层之间的岩石，可能在这一层是泥板岩，而在另一层中是砂岩；但存在于泥板岩或者砂岩中的化石往往都是相同的。
While rock between two consistent strata might in one place be shale and in another sandstone, the fossils in that shale or sandstone were always the same.
板块运动是地幔运动的表面现象。地幔是位于地壳和金属内核之间的一层厚厚的岩石壳。
Plate movements are the surface expressions of motions in the mantle—the thick shell of rock that lies between Earth's crust and its metallic core.
但最近对泰坦内部的一项新研究却揭开了这颗奇异星球更为怪诞的一面：脆弱的甲烷冰地表之下，覆盖着一层冰泥，更深处依然是一个地下海洋，最中间是冰和岩石并存的固态核心。
But a new look at Titan's insides reveals even more oddities: Beneath the brittle crust of ice lies a layer of slush. Deeper still is an underground ocean over a solid core of rock and ice.
然而，查特基博士的说法引发了疑问：为什么全球白垩纪晚期岩石中含有冲击石英和铱的喷发物地层只有一层？ 答案或许是，两次撞击是在同时发生的。
This story, though, raises the question of why there is but a single ejecta layer of iridium and shocked quartz in late Cretaceous rocks around the world.
约在30年前，我曾看过夕阳在大峡谷落下；如今，我想看着它从这里升起，将一层层不同颜色的岩石从上到下照亮。
Nearly thirty years earlier, I had seen the sun set over the Grand Canyon; now I wanted to watch it rise, lighting the layers of differently colored rocks from the top down.
你能看到许多许多层的岩石，这些岩石在大洪水之后曾是一层层的泥。
You see many, many layers of rock which right after the flood were layers of mud.
一层层各种各样的岩石铺叠着一直深入到峡谷之中，直至地层，追逐着时光的变迁，在河床中显露着一些地球上最古老的岩石。
Layer upon layer of different rocks recede down into the Grand Canyon and back through time, until the strata, at the river, revealed some of the oldest exposed rocks on earth.
有时它认为自己是那不断旋转的球体上一层薄薄的熔化的岩石上的人类。
Sometimes it thought itself human, on the thin crust of a spinning globe of molten rock.
它的特点是白色花岗岩石块建造的墙面，意味着一层的墙壁都是倾斜的。
It features walls of white granite blocks, meaning that the walls on the first floor are all sloped.
是沉积岩的一种，其纹理成层状结构，在层与层之间夹一层浅灰岩石，石纹成横向，外形似久经风雨侵蚀的岩层。
Melaleuca stone is a sedimentary rock, its texture into layered structure, sandwiching a layer of gray rock between layers, stone Wencheng transverse, resembling the weathered rock erosion.
千层石是沉积岩的一种，纹理成层状结构，在层与层之间夹一层浅灰岩石，石纹成横向，外形似久经风雨侵蚀的岩层。
Qianceng stone is a kind of sedimentary rocks, texture into layered structure, in between layer and layer a layer of light grey rocks, stone into horizontal, one and weathered erosion of rock.
千层石是沉积岩的一种，其纹理成层状结构，在层与层之间夹一层浅灰岩石，石纹成横向，外形似久经风雨侵蚀的岩层。
Melaleuca stone is a sedimentary rock, its texture into layered structure, sandwiching a layer of gray rock between layers, stone Wencheng transverse, resembling the weathered rock erosion.
千层石是沉积岩的一种，纹理成层状结构，在层与层之间夹一层浅灰岩石，石纹成横向，外形似久经风雨侵蚀的岩层。
Melaleuca stone is a kind of sedimentary rock texture, layered structure, sandwiching a layer of gray rock between layers, stone Wencheng transverse, resembling the weathered rock erosion.
千层石是沉积岩的一种，其纹理成层状结构，在层与层之间夹一层浅灰岩石，石纹成横向，外形似久经风雨侵蚀的岩层。
Qianceng stone is a kind of sedimentary rock, its texture into layered structure, in between layer and layer a layer of light grey rocks, stone into horizontal, one and weathered erosion of rock.
是沉积岩的一种，其纹理成层状结构，在层与层之间夹一层浅灰岩石，石纹成横向，外形似久经风雨侵蚀的岩层。
Qianceng stone is a kind of sedimentary rock, its texture into layered structure, in between layer and layer a layer of light grey rocks, stone into horizontal, one and weathered erosion of rock.
很多个早晨，薄雾在她家后院的草地上慢慢升起，花岗岩石头上结满一层露珠，表明新的一天又开始了。
The mist liftsslowly off my in-laws' back lawn on Cape Cod most mornings, revealing a daythat is well under way and a layer of dew on the granite boulders.
薄薄的一层或层面，如煤或岩石的。
千层石纹理成层状结构，在层与层之间夹一层浅灰岩石，石纹成横向，外形似久经风雨侵蚀的岩层。
Melaleuca stone texture into a layered structure, the folder in between the layers of a layer of gray rock, stone Wencheng transverse, shape like weathered erosion of rock.
本文利用数值流形方法对一层状岩石边坡的倾倒破坏过程进行了模拟。
In this paper, numerical manifold method, a new numerical analysis method, is used to simulate the toppling failure process of a stratified rock slope.
它们的脚底有一层软毛能保护它们免受炙热的沙子和岩石的伤害。
The soles of their feet are protected against the hot sand and rocks by a layer of fur.
岩石上方大多覆盖着一层土壤，就像面包表面涂的一层奶油一样。
Over the top of most of this rock in the world there is spread a layer of soil, like icing on a cake.
但是，研究者们并不知道，这颗行星上是否存在水；是否真的象地球一样的岩石地貌，我们知道这对于生命是有利的；或者是否覆盖着一层薄薄的大气。
But researchers do not yet know if the planet contains water, if it is truly rocky like Earth, which might make it hospitable to life as we know it, or whether it is blanketed by a thick atmosphere.
若以这一层红色岩石为标志层，那么在那个倾斜面左侧的红色岩层的位置相对于倾斜面右侧的红色岩层要低。
Take this red rock as a reference mark. The position of red rock layer on the left sides of the inclined plane is lower than that on the right sides of the inclined plane.
因此，土星可能曾经也有更多的卫星，而且其中一颗应该还有岩石内核，外面覆盖一层水冰外壳。
So Saturn might once have had more—one of which could have had a rocky core surrounded by a shell of water ice.
在岩矿鉴定的基础上，对晋中冀西太原组中段普遍发育的一层火山事件层做了岩石化学、稀土元素和微量元素分析。
A volcanic event layer in the Middle Taiyuan Formation of Late Palaeozoic is widely distributed in the central Shanxi and western Hebei.
在岩矿鉴定的基础上，对晋中冀西太原组中段普遍发育的一层火山事件层做了岩石化学、稀土元素和微量元素分析。
A volcanic event layer in the Middle Taiyuan Formation of Late Palaeozoic is widely distributed in the central Shanxi and western Hebei.
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